Overview Of Your Modular Control System - Allen-Bradley SLC 500 User Manual

Overview of Your Modular
Control System
Power Processor
Supply Module
Programming
Terminal
Allen-Bradley PLCs
The basic modular controller consists of a chassis, power supply,
processor (CPU), Input/Output (I/O modules), and an operator
interface device for programming and monitoring. The figure below
shows typical hardware components for a modular controller.
Modular Hardware Components
Input Output
Module Module
Programming PC
Chassis
Selecting Your Hardware Components
Modular Controller
Combination
I/O Module
Publication 1747-UM011C-EN-P - December 2001
2-3
OR